SIEMENS PLC MODULES 6ES7331-7NF10-0AB0

About SIEMENS PLC MODULES 6ES7331-7NF10-0AB0

Manufacturer SeriesS7 300Mounting Type Rack Mount Output Type Analog SIMATIC S7-300, Analog input SM 331, isolated, 8 AI; +/-5/10V, 1-5 V, +/-20 mA, 0/4 to 20 mA, 16 bit, Single rooting (60 V COM.), 4-channel operation: 10 ms, 8-channel operation: 23-95ms, 1x 40-pole. 

SIMATIC S7-300 Analog Input Module SM 331

Article No.: 6ES7331-7NF10-0AB0
Type: Isolated Analog Input, 8 Channels, 16-bit

Supply Voltage

• Load Voltage L+: 24 V DC

• Reverse Polarity Protection: Yes

• Input Current:

  • From L+ (without load): max. 200 mA

  • From Backplane Bus 5 V DC: max. 100 mA

• Power Loss: Typ. 3 W

Analog Inputs

• Number of Inputs: 8

• Permissible Input Voltage:

  • Max Destruction Limit: 75 V

  • Continuous: 35 V

• Permissible Input Current: Max 40 mA

Input Ranges (Voltage)

Input Ranges (Current)

• Supports connection of 2-wire and 4-wire current transducers

• Encoder/Voltage measurement: Yes

Analog Value Generation

• Resolution: 16-bit (max, including sign)

• Integration Time: Parameterizable

• Conversion Time:

  • 4-channel mode: 10 ms

  • 8-channel mode: 2395 ms

• Interference Voltage Suppression: 50/60/400 Hz

Errors / Accuracy

• Operational Error: 0.1% of input range

• Basic Error (25C): 0.05% of input range

Diagnostics / Alarms

• Diagnostics: Parameterizable, readable

• Alarms:

  • Diagnostic Alarm: Yes

  • Limit Value Alarm: Yes

  • Hardware Interrupt: Yes (channels 07)

• Diagnostics LED: Group Error SF (red)

Potential Separation & Isolation

• Between Channels: Yes

• Channels in Groups of 2: Yes

• Channels Backplane Bus: Yes

• Channels Power Supply: Yes

• Isolation Tested: 500 V AC

Connection / Mechanics

• Front Connector: 40-pin

• Dimensions: W 40 mm H 125 mm D 117 mm

• Weight: 272 g

Technical Details